Comparison

OTR Diagnostics vs SYBR Track

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OTR Diagnostics

This diagnostic tool helps heavy-duty truck owners understand and resolve fault codes, perform crucial maintenance tasks like regens, and monitor live engine data. It aims to reduce downtime and avoid costly dealer visits by empowering users with detailed insights and control over their vehicle's systems.

Highlights
  • Reset active and inactive fault codes
  • Perform forced DPF/SCR regens
  • Understand fault codes in plain language
  • Monitor live engine data
  • Track fault code history
  • Bi-directional commands for repairs
Features
Read full description

OTR Diagnostics — Trusted by 10,000+ Truck Owners Dealing with regen problems, nonstop alerts, fault codes, and unexpected derates on your heavy duty truck? You are not alone. More than 10,000 truck owners and fleets trust OTR Diagnostics to take control, cut downtime, and avoid expensive dealer visits. Powered by OTR Assist + OTR LINK 2 This is more than a scan tool. OTR Assist is your AI partner, breaking down fault codes in plain language and helping you troubleshoot and decide if you can keep driving or need service now. Paired with OTR LINK 2, our proprietary Bluetooth adapter, you get faster connection speeds, more accurate fault code data, and more live data parameters than ever before. It is 5X better than previous hardware. Ask us how to get a FREE upgrade today. Commands That Keep You Moving With bi-directional commands built right into OTR Diagnostics, you are no longer stuck waiting on a shop to do what you can handle yourself. Reset active and inactive fault codes Reset the entire aftertreatment system Reset derates that slow you down Reset soot levels after a DPF service Run forced DPF or SCR regens right from the cab These commands put you back in control, saving you time, money, and downtime. Fault Code Insights Go beyond a flashing dash light. OTR Diagnostics helps you understand fault codes with the same level of detail as dealer software, but in plain language you can actually use. Decode your dash lights Uncover the root causes of issues Track how often a problem occurs Know which repairs or parts are needed Live Data Monitoring Want to know if your regen is working? Want to monitor exhaust temps, soot levels, or DEF? OTR Diagnostics lets you see your truck’s vitals in real time so you can spot issues before they stop you. Common live data parameters include: DPF fluid level DPF soot level EGR valve position Aftertreatment exhaust temps Boost pressure Accelerator pedal position Engine fuel delivery pressure Available live data may vary depending on the engine model your device is connected to. Explore Your History Recurring problems? OTR Diagnostics logs every fault code and command so you can see when issues happened, when they were cleared, and how long regens lasted. Proven. Tested. Backed by Support We run OTR Diagnostics, OTR Assist, and OTR LINK 2 on our own fleet of test trucks including late model Paccar MX engines to make sure everything works before it reaches you. That is why more than 10,000 drivers already trust OTR Diagnostics. Made in Michigan. Built for You We engineer, assemble, and ship right from our shop in Macomb, MI. If you are nearby, stop in and see us. Coverage We support a wide range of heavy duty engines: Cummins: CM871, CM2150, CM2250, CM2350 (2008–2024) Detroit Diesel: DD60, MBE, DD13, DD15, DD16 (2008–2024) Paccar: MX11, MX13 (2011–2024), PX7, PX9 (2008–2024) Volvo: D11, D13, D13TC, D16 (2014–2024) Mack: MP7, MP8, MP8HE, MP10 (2014–2024) For the full list of compatible models, call or text us at 586-799-4375. Need Help or Have Questions? Call or text us anytime at 586-799-4375 or email support@otrperformance.com.

About

SYBR Track

This app provides real-time GPS tracking and status updates for shipments, integrating directly with a TMS for seamless communication between drivers and administrators. It enhances logistics visibility, delivery accuracy, and fleet performance with live tracking and automated reporting.

Highlights
  • Real-time GPS tracking
  • Shipment status updates
  • TMS integration
  • Driver-to-administrator communication
  • Fleet performance optimization
  • Automated status reporting
Features
Read full description

SYBR Track is a powerful mobile application designed for seamless GPS tracking and status updates of shipments in real-time. Built to integrate directly with SYBR TMS, this app connects drivers with TMS administrators and in-office users, ensuring streamlined communication and operational efficiency. Using precise GPS data, SYBR Track provides instant location updates, helping businesses enhance visibility, improve delivery accuracy, and optimize fleet performance. Whether managing a single shipment or an entire fleet, SYBR Track keeps you in control with live tracking and automated status reporting. Download now to take your logistics tracking to the next level!

Screenshots

OTR Diagnostics4 screens
SYBR Track4 screens

Verdict

The call

OTR Diagnostics and SYBR Track both sit at 4.0 stars, but that hides the real split: 100% of SYBR Track's written reviews are positive against 55% of OTR Diagnostics's. OTR Diagnostics's advantage is ratings volume (99 vs 4) and update cadence (weekly vs every 3 weeks). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.0 for OTR Diagnostics against 4.0 for SYBR Track. That said, the two scores are not equally well evidenced: OTR Diagnostics has 99 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 55% of OTR Diagnostics's written reviews are positive against 100% of SYBR Track's.

UpkeepUpdate frequency

OTR Diagnostics ships an update weekly, SYBR Track every 3 weeks. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
OTR Diagnostics versus SYBR Track: the parameters behind the verdict, then further details
ParameterOTR DiagnosticsSYBR Track
PriceFreeFree
Rating4.0 (99 ratings)4.0 (4 ratings)
Positive reviews55.2% of reviews100.0% of reviews — better
Number of ratings99 — better4
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.616.4 — better
Further details — not scored
Size268 MB66 MB
Age rating4+4+
DeveloperOTR PerformanceSYBR

Customer experience

OTR Diagnostics

All ratings99 ratings
Positive70.7%
Neutral7.1%
Negative22.2%
Written reviews58 reviews
Positive55.2%
Neutral10.3%
Negative34.5%

SYBR Track

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

OTR Diagnostics

Reported bugs

10 issues
  • App constantly disconnects from device
  • Generic code option disappeared
  • Forced regen is no longer consistent
  • AI assistant not working
  • App asks to do things not available in app
Show 5 more
  • Bluetooth connection rejects
  • App doesn't work without data connection
  • Forced regen not activating after updates
  • Login authentication errors
  • Cannot start regen process on newer models

Requested features

5 requests
  • Remember email address for login
  • Allow offline functionality without data connection
  • Add option to change speed
  • More detailed diagnostic information
  • Allow basic subscription to work on multiple VINs

SYBR Track

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

OTR Diagnostics

No in-app purchases

None

SYBR Track

No in-app purchases

Questions

Is OTR Diagnostics free?
OTR Diagnostics is free to download, with no in-app purchases.
Is SYBR Track free?
SYBR Track is free to download, with no in-app purchases.
Which has better reviews, OTR Diagnostics or SYBR Track?
OTR Diagnostics and SYBR Track are both rated 4.0 out of 5 on the App Store, from 99 and 4 ratings respectively.
Do OTR Diagnostics or SYBR Track have ads?
Neither OTR Diagnostics nor SYBR Track shows ads.
Which is updated more often, OTR Diagnostics or SYBR Track?
OTR Diagnostics ships an update weekly, and SYBR Track every 3 weeks. Most recently, OTR Diagnostics was updated on November 3, 2026 and SYBR Track on October 24, 2026.

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